#28739A#28739A

#28739A is a mid, moderate cyan. Relative luminance 0.150; OKLCH L 52.8% C 0.095 H 235.6°. Best body text is #FFFFFF at 5.24:1 contrast (WCAG AA passes).

Color values

HEX	#28739A
RGB	rgb(40, 115, 154)
HSL	hsl(201, 59%, 38%)
HSV	hsv(201, 74%, 60%)
CMYK	cmyk(74%, 25.3%, 0%, 39.6%)
CIE-LAB	lab(45.69, -9.40, -27.69)
CIE-LCH	lch(45.69, 29.24, 251.26°)
OKLab	oklab(52.76% -0.0535 -0.078)
OKLCH	oklch(52.76% 0.095 235.6)
XYZ	xyz(12.8362, 15.0442, 32.7929)
Luminance	0.1505 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28739A #9A4F28

analogous

#289A88 #28739A #283A9A

triadic

#28739A #9A2873 #739A28

tetradic

#28739A #88289A #9A4F28 #3A9A28

square

#28739A #88289A #9A4F28 #3A9A28

split-complementary

#28739A #9A283A #9A8828

monochromatic

#0F2A39 #1B4F69 #28739A #3597CA #65B0D7

Accessibility & contrast

On white

5.24

#28739A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.01

#28739A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #28739A

5.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28739A	#FFFFFF	#000000	##FFFFFF
##28739A	1.00	5.24	4.01	5.24
#FFFFFF	5.24	1.00	21.00	1.00
#000000	4.01	21.00	1.00	21.00
##FFFFFF	5.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#60729C

Deuteranopia (green-blind)

#516799

Tritanopia (blue-blind)

#007D80

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #28739a;
/* rgb */ color: rgb(40, 115, 154);
/* oklch */ color: oklch(52.8% 0.095 235.6);

Tailwind

colors: {
  custom: {
    50: '#729bb8',
    500: '#28739a',
    950: '#000000',
  },
}

SCSS

$custom: #28739a;
$custom-light: #729bb8;
$custom-dark: #000000;

JSON

{
  "hex": "#28739a",
  "rgb": {
    "r": 40,
    "g": 115,
    "b": 154
  },
  "hsl": {
    "h": 200.526,
    "s": 58.763,
    "l": 38.039
  },
  "oklch": {
    "l": 0.52758,
    "c": 0.09458,
    "h": 235.6
  },
  "luminance": 0.15046
}

Semantic roles & 50–950 ramp

primary

#28739A

secondary

#BD8061

accent

#7B46E2

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#090E11

muted

#7B7E80

Preview Lab

Preview with #28739A

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →